PXS30 Datasheet, PDF (22/139 Pages) Freescale Semiconductor, Inc – PXS30 Microcontroller

Package pinouts and signal descriptions
2.2 Pin descriptions
The following sections provide signal descriptions and related information about the functionality and
configuration for this device.
2.2.1 Pad types
Table 2 lists the pad types used on the PXS30.
Table 2. Pad types
Pad Type
Description
GP Slow
Slow buffer with CMOS Schmitt trigger and pullup/pulldown.
GP Slow/Fast
Programmable slow/fast buffer with CMOS Schmitt trigger, pullup/pulldown.
GP Slow/Medium
Programmable slow/medium buffer with CMOS Schmitt trigger, pullup/pulldown.
Programmable slow/medium buffer with CMOS Schmitt trigger, pullup/pulldown
and Injection proof analog switch.
GP Slow/Symmetric Programmable slow/symmetric buffer with CMOS Schmitt trigger,
pullup/pulldown.
PDI Medium
Medium slew-rate output with four selectable slew rates. Contains an input buffer
and weak pullup/pulldown.
PDI Fast
Fast slew-rate output with four selectable slew rates. Contains an input buffer and
weak pullup/pulldown.
DRAM ACC
Bidirectional DDR pad. Can be configured to support LPDDR half strength,
LPDDR full strength, DDR1, DDR2 half strength, DDR2 full strength, and SDR.
DRAM CLK
Differential clock driver
DRAM DQ
Bidirectional DDR pad with integrated ODT. Can be configured to support
LPDDR half strength, LPDDR full strength, DDR1, DDR2 half strength, DDR2 full
strength, and SDR.
DRAM ODT CTL Enable On Die Termination control
Analog
CMOS Schmitt trigger cell with injection proof analog switch.
Analog Shared
CMOS Schmitt trigger cell with two injection-proof analog switches.
2.2.2 Power supply and reference voltage pins
Table 3 shows the supply pins for the PXS30 in the 257 MAPBGA package. Table 5 shows the supply pins
for the PXS30 in the 473 MAPBGA package.
Table 4 and Table 6 show the pins not populated on the PXS30 257 MAPBGA and 473 MAPBGA
packages, respectively.
PXS30 Microcontroller Data Sheet, Rev. 1
22
Preliminary—Subject to Change Without Notice
Freescale Semiconductor